Lo lus cuam tshuam ua rau kev nkag siab tias hauv hom crusher no qee qhov cuam tshuam yog siv rau crushing pob zeb.Nyob rau hauv ib txwm hom ntawm crusher siab yog generated rau lub crushing ntawm pob zeb.Tab sis, cuam tshuam crushers koom nrog txoj kev cuam tshuam.Thawj Ntxoov Ntxoo Impact Crusher tau tsim los ntawm Francis E. Agnew hauv xyoo 1920.Lawv yog tsim los siv nyob rau hauv theem nrab, tertiary los yog quaternary theem crushing.Cov crushers yog tsim rau ntau hom kev siv nrog rau kev tsim cov xuab zeb zoo, tsim kom zoo thiab muaj cov ntxhia.Crushers tseem tuaj yeem siv rau kev tsim lossis tshem tawm cov pob zeb mos los ntawm kev sib sau.